40.3 IsMatAlgebra

IsMatAlgebra( obj )

returns true if obj, which may be an object of arbitrary type, is a matrix algebra and false otherwise.

    gap> IsMatAlgebra( FreeAlgebra( GF(2), 0 ) );
    false
    gap> IsMatAlgebra( Algebra( Rationals, [[[1]]] ) );
    true 

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